125405034162 has 16 divisors (see below), whose sum is σ = 250908494400. Its totient is φ = 41785273712.

The previous prime is 125405034143. The next prime is 125405034163. The reversal of 125405034162 is 261430504521.

It is not an unprimeable number, because it can be changed into a prime (125405034163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4084518 + ... + 4115105.

It is an arithmetic number, because the mean of its divisors is an integer number (15681780900).

Almost surely, 2^125405034162 is an apocalyptic number.

125405034162 is an abundant number, since it is smaller than the sum of its proper divisors (125503460238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125405034162 is a wasteful number, since it uses less digits than its factorization.

125405034162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8202177.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 125405034162 its reverse (261430504521), we get a palindrome (386835538683).

The spelling of 125405034162 in words is "one hundred twenty-five billion, four hundred five million, thirty-four thousand, one hundred sixty-two".